Encontrar resultados de investigación

1999

Validity of the minimum polarizability principle in molecular vibrations and internal rotations: An ab initio SCF study

Chattaraj, P. K., Fuentealba, P., Jaque, P. & Toro-Labbé, A., 18 nov 1999, En : Journal of Physical Chemistry A. 103, 46, p. 9307-9312 6 p.

Resultado de la investigación: Article

Molecular vibrations

self consistent fields

Hardness

hardness

vibration

5 Citas (Scopus)

Variability of breast sucking, associated milk transfer and the duration of lactational amenorrhoea

Prieto, C. R., Cardenas, H. & Croxatto, H. B., mar 1999, En : Journal of Reproduction and Fertility. 115, 2, p. 193-200 8 p.

Resultado de la investigación: Article

Amenorrhea

Milk

Breast

Nursing

Breast Feeding

4 Citas (Scopus)

Violencia doméstica y sexualidad

Arcos G, E., Molina V, I., Repossi F, A., Uarac U, M., Ritter A, P. & Arias R, L., nov 1999, En : Revista Medica de Chile. 127, 11, p. 1329-1338 10 p.

Resultado de la investigación: Article

Domestic Violence

Sexuality

Social Class

Pregnant Women

Family Relations

32 Citas (Scopus)

VLT spectroscopy of the z=4.11 radio galaxy TN J1338-1942

De Breuck, C., Van Breugel, W., Minniti, D., Miley, G., Röttgering, H., Stanford, S. A. & Carilli, C., 1 dic 1999, En : Astronomy and Astrophysics. 352, 1

Resultado de la investigación: Article

radio galaxies

quasars

spectroscopy

radio

continuums

199 Citas (Scopus)

Xyloglucan fucosyltransferase, an enzyme involved in plant cell wall biosynthesis

Perrin, R. M., DeRocher, A. E., Bar-Peled, M., Zeng, W., Norambuena, L., Orellana, A., Raikhel, N. V. & Keegstra, K., 18 jun 1999, En : Science. 284, 5422, p. 1976-1979 4 p.

Resultado de la investigación: Article

Fucosyltransferases

Plant Cells

Cell Wall

Peas

Enzymes

1998

24 Citas (Scopus)

Acetyl xylan esterase II from Penicillium purpurogenum is similar to an esterase from Trichoderma reesei but lacks a cellulose binding domain

Gutiérrez, R., Cederlund, E., Hjelmqvist, L., Peirano, A., Herrera, F., Ghosh, D., Duax, W., Jörnvall, H. & Eyzaguirre, J., 13 feb 1998, En : FEBS Letters. 423, 1, p. 35-38 4 p.

Resultado de la investigación: Article

acetylxylan esterase

Trichoderma

Penicillium

Esterases

Cellulose

6 Citas (Scopus)

Active front-end optimization using six-pulse rectifiers in multi-motor AC drives applications

Wiechmann, E. P., Burgos, R. P. & Rodriguez, J. R., 1998, En : Conference Record - IAS Annual Meeting (IEEE Industry Applications Society). 2, p. 1294-1299 6 p.

Resultado de la investigación: Article

AC motors

Phase control

Electric commutation

Power converters

Thyristors

Adaptive fuzzy logic controller for three-phase PWM Boost Rectifiers: Design and evaluation under transient conditions

Burgos, R. P., Wiechmann, E. P. & Rodriguez, J. R., 1998, IECON Proceedings (Industrial Electronics Conference). IEEE Comp Soc, Vol. 2. p. 761-767 7 p.

Resultado de la investigación: Conference contribution

Pulse width modulation

Fuzzy logic

Controllers

Control theory

Electric potential

11 Citas (Scopus)

A density functional theory analysis of the gas and solution phase isomerization reactions of MCN, (M = H, Li, Na) systems

Contreras, R., Safont, V. S., Pérez, P., Andrés, J., Moliner, V. & Tapia, O., 9 mar 1998, En : Journal of Molecular Structure: THEOCHEM. 426, 1-3, p. 277-288 12 p.

Resultado de la investigación: Article

Hardness

Isomerization

isomerization

Density functional theory

hardness

37 Citas (Scopus)

An action for the super-5-brane in D = 11 supergravity

Cederwall, M., Nilsson, B. E. W. & Sundell, P., 1998, En : Journal of High Energy Physics. 2, 4

Resultado de la investigación: Article

supergravity

formulations

invariance

field strength

polynomials

71 Citas (Scopus)

Antinociception, tolerance, and physical dependence comparison between morphine and tramadol

Miranda, H. F. & Pinardi, G., 1998, En : Pharmacology Biochemistry and Behavior. 61, 4, p. 357-360 4 p.

Resultado de la investigación: Article

Tramadol

Morphine

Aptitude

Opioid Receptors

Naloxone

36 Citas (Scopus)

A photometric and spectroscopic study of the southern open clusters Pismis 18, Pismis 19, NGC 6005, and NGC 6253

Piatti, A. E., Clariá, J. J., Bica, E., Geisler, D. & Minniti, D., ago 1998, En : Astronomical Journal. 116, 2, p. 801-812 12 p.

Resultado de la investigación: Article

open clusters

color-magnitude diagram

metallicity

diagram

metal

40 Citas (Scopus)

A theoretical analysis of the gas-phase protonation of hydroxylamine, methyl-derivatives and aliphatic amino acids

Pérez, P. & Contreras, R., 28 ago 1998, En : Chemical Physics Letters. 293, 3-4, p. 239-244 6 p.

Resultado de la investigación: Article

Hydroxylamine

Protonation

amino acids

Protons

Nitrogen

43 Citas (Scopus)

Biochemical characterization of tellurite-reducing activities of Bacillus stearothermophilus V

Moscoso, H., Saavedra, C., Loyola, C., Pichuantes, S. & Vásquez, C., jun 1998, En : Research in Microbiology. 149, 6, p. 389-397 9 p.

Resultado de la investigación: Article

Geobacillus stearothermophilus

Polyacrylamide Gel Electrophoresis

Gram-Positive Rods

Complex Mixtures

Edetic Acid

26 Citas (Scopus)

BV(RI)c photometry of Cepheids in the Magellanic Clouds

Moffett, T. J., Gieren, W. P., Barnes, T. G. & Gómez, M., jul 1998, En : Astrophysical Journal, Supplement Series. 117, 1, p. 135-146 12 p.

Resultado de la investigación: Article

Magellanic clouds

photometry

light curve

telescopes

European Southern Observatory

19 Citas (Scopus)

Calculated paramagnetic hyperfine structure of pentagonal bipyramid Ag₇ cluster

Arratia-Pérez, R., Hernández-Acevedo, L. & Alvarez-Thon, L., 8 abr 1998, En : Journal of Chemical Physics. 108, 14, p. 5795-5798 4 p.

Resultado de la investigación: Article

hyperfine structure

Silver

Tensors

Point groups

Atoms

12 Citas (Scopus)

Calculated paramagnetic resonance parameters of a gallium arsenide cluster: Ga₂As₃

Arratia-Pérez, R. & Hernández-Acevedo, L., 1 dic 1998, En : Journal of Chemical Physics. 109, 9, p. 3497-3500 4 p.

Resultado de la investigación: Article

paramagnetic resonance

gallium

Tensors

Paramagnetic resonance

Orbital calculations

131 Citas (Scopus)

Cepheid period-radius and period-luminosity relations and the distance to the large magellanic cloud

Gieren, W. P., Fouqué, P. & Gómez, M., 1998, En : Astrophysical Journal. 496, 1 PART I, p. 17-30 14 p.

Resultado de la investigación: Article

Magellanic clouds

metallicity

luminosity

radii

cepheid variables

6 Citas (Scopus)

CIITA B-cell specific promoter suppression in MHC class II-silenced cell hybrids

Lennon, A. M., Ottone, C., Rosemblatt, M., Fellous, M., Bono, M. R. & Alcaïde-Loridan, C., 10 sep 1998, En : Immunogenetics. 48, 4, p. 283-291 9 p.

Resultado de la investigación: Article

Hybrid Cells

Major Histocompatibility Complex

B-Lymphocytes

MHC Class II Genes

Epithelial Cells

37 Citas (Scopus)

Constraints on the merger models of elliptical galaxies from their globular cluster systems

Kissler-Patig, M., Forbes, D. A. & Minniti, D., 21 ago 1998, En : Monthly Notices of the Royal Astronomical Society. 298, 4, p. 1123-1132 10 p.

Resultado de la investigación: Article

elliptical galaxies

globular clusters

merger

luminosity

subpopulation

22 Citas (Scopus)

Contraceptive potential of a mifepristone-nomegestrol acetate sequential regimen in women

Croxatto, H. B., Salvatierra, A. M., Fuentealba, B. & Massai, R., 1998, En : Human Reproduction. 13, 12, p. 3297-3302 6 p.

Resultado de la investigación: Article

nomegestrol acetate

Mifepristone

Contraceptive Agents

Hemorrhage

Rupture

13 Citas (Scopus)

Crystal and Molecular Structures of a Neutral Pentanuclear Copper(I)-Iodide Complex

Victoriano, L. I., Garland, M. T., Vega, A. & Lopez, C., 1 dic 1998, En : Inorganic Chemistry. 37, 8, p. 2060-2062 3 p.

Resultado de la investigación: Article

39 Citas (Scopus)

Dark matter halo structure in CDM hydrodynamical simulations

Tissera, P. B. & Domínguez-Tenreiro, R., 11 jun 1998, En : Monthly Notices of the Royal Astronomical Society. 297, 1, p. 177-194 18 p.

Resultado de la investigación: Article

halos

dark matter

simulation

profiles

baryons

21 Citas (Scopus)

Detection of lithium in a main-sequence bulge star using keck i as a 15 meter diameter telescope

Mlnniti, D., Vandehei, T., Cook, K. H., Griest, K. & Alcock, C., 1 ene 1998, En : Astrophysical Journal. 499, 2 PART II

Resultado de la investigación: Article

lithium

telescopes

stars

massive compact halo objects

stellar evolution

4 Citas (Scopus)

Determinacion simultanea de azomicina y ornidazol por espectrofotometria derivada de primer orden

Toral, M. I., Soto, C., Jaque, P., Tapia, A. E. & Richter, Y. P., 1998, En : Boletin de la Sociedad Chilena de Quimica. 43, 3, p. 349-357 9 p.

Resultado de la investigación: Article

32 Citas (Scopus)

Discovery of Late Triassic fossils in the Chonos Metamorphic Complex, Southern Chile

Fang, Z. J., Boucot, A., Covacevich, V. & Hervé, F., 1998, En : Revista Geologica de Chile. 25, 2, p. 165-173 9 p.

Resultado de la investigación: Article

Bearings (structural)

Norian

Triassic

Rocks

fossil

29 Citas (Scopus)

Disk formation in hierarchical hydrodynamical simulations: A way out of the angular momentum catastrophe

Domínguez-Tenreiro, R., Tissera, P. B. & Sáiz, A., 1 ene 1998, En : Astrophysical Journal. 508, 2 PART II

Resultado de la investigación: Article

angular momentum

gases

gas

merger

simulation

9 Citas (Scopus)

Effect of seasonal acclimatization on the expression of the carp transcription factor Pit-1

Kausel, G., Vera, M. I., Figueroa, J., Hernández, J., Martin, R. S., Molina, A., Chavez, V. M., Muller, M., Martial, J. & Krauskopf, M., 1 jul 1998, En : Biochemistry and Molecular Biology International. 45, 4, p. 813-821 9 p.

Resultado de la investigación: Article

Transcription Factor Pit-1

Carps

Acclimatization

Fish

Oligonucleotide Probes

59 Citas (Scopus)

Effects of long-term low-dose mifepristone on reproductive function in women

Croxatto, H. B., Kovács, L., Massai, R., Resch, B. A., Fuentealba, B., Salvatierra, A. M., Croxatto, H. D., Zalányi, S., Viski, S. & Krenács, L., 1998, En : Human Reproduction. 13, 4, p. 793-798 6 p.

Resultado de la investigación: Article

Mifepristone

Menstrual Cycle

Hemorrhage

Progesterone

Cervix Mucus

108 Citas (Scopus)

EROS and MACHO combined limits on planetary-mass dark matter in the Galactic halo

Alcock, C., Allsman, R. A., Alves, D., Ansari, R., Aubourg, É., Axelrod, T. S., Bareyre, P., Beaulieu, J. P. H., Becker, A. C., Bennett, D. P., Brehin, S., Cavalier, F., Char, S., Cook, K. H., Ferlet, R., Fernandez, J., Freeman, K. C., Griest, K., Grison, P. H., Gros, M. y 30 otros, Gry, C., Guibert, J., Lachièze-Rey, M., Laurent, B., Lehner, M. J., Lesquoy, É., Magneville, C., Marshall, S. L., Maurice, É., Milsztajn, A., Minniti, D., Moniez, M., Moreau, O., Moscoso, L., Palanque-Delabrouille, N., Peterson, B. A., Pratt, M. R., Prévôt, L., Queinnec, F., Quinn, P. J., Renault, C., Rich, J., Spiro, M., Stubbs, C. W., Sutherland, W., Tomaney, A., Vandehei, T., Vidal-Madjar, A., Vigroux, L. & Zylberajch, S., 1 ene 1998, En : Astrophysical Journal. 499, 1 PART II

Resultado de la investigación: Article

EROS (satellites)

massive compact halo objects

planetary mass

galactic halos

dark matter

3 Citas (Scopus)

Ethylene control and ripening in Packham's Triumph and Beurre Bosc pears

Retamales, J., Campos, R. & Castro, D., 1 sep 1998, En : Acta Horticulturae. 475, p. 559-566 8 p.

Resultado de la investigación: Article

pears

ethylene

ripening

cold storage

color

73 Citas (Scopus)

Free fatty acids regulate the uncoupling protein and alternative oxidase activities in plant mitochondria

Sluse, F. E., Almeida, A. M., Jarmuszkiewicz, W. & Vercesi, A. E., 21 ago 1998, En : FEBS Letters. 433, 3, p. 237-240 4 p.

Resultado de la investigación: Article

Mitochondria

Nonesterified Fatty Acids

Linoleic Acid

Proteins

Plant Cells

2 Citas (Scopus)

Galaxy disk formation in hierarchical hydrodynamical simulations

Domínguez-Tenreiro, R., Tissera, P. B. & Sáiz, A., 1998, En : Astrophysics and Space Science. 263, 1-4, p. 35-38 4 p.

Resultado de la investigación: Article

disk galaxies

simulation

13 Citas (Scopus)

Gene transfer between related bacteria by electrotransformation: Mapping Salmonella typhi genes in Salmonella typhimurium

Toro, C. S., Mora, G. C. & Figueroa-Bossi, N., 1998, En : Journal of Bacteriology. 180, 17, p. 4750-4752 3 p.

Resultado de la investigación: Article

Salmonella typhi

Salmonella typhimurium

Bacteria

Genes

Mutation

28 Citas (Scopus)

Higher spin N = 8 supergravity

Sezgin, E. & Sundell, P., 1998, En : Journal of High Energy Physics. 2, 11

Resultado de la investigación: Article

supergravity

embedding

algebra

equations of motion

towers

3 Citas (Scopus)

Hydrogen bonding and dissociation effects on the gas phase proton transfer reactions of ozone

Contreras, R., Safont, V. S., Andrés, J., Pérez, P., Aizman, A. & Tapia, O., 1998, En : Theoretical Chemistry Accounts. 99, 1, p. 60-63 4 p., A060.

Resultado de la investigación: Letter

Proton transfer

Ozone

ozone

Protons

Hydrogen bonds

4 Citas (Scopus)

Ingesta de calcio y densidad ósea mineral en la menopausia. Datos de una muestra de mujeres chilenas seguidas durante cinco años con suplementación cálcica

Rodríguez P, J. A. & Novik A, V., 1 feb 1998, En : Revista Medica de Chile. 126, 2, p. 145-150 6 p.

Resultado de la investigación: Article

Bone Density

Calcium

Spine

Femur Neck

Menopause

5 Citas (Scopus)

Interaction of adenosine nucleotide analogs with Saccharomyces cerevisiae phosphoenolpyruvate carboxykinase

Carrasco, L., González, F. D. & Cardemil, E., 8 dic 1998, En : Biochimica et Biophysica Acta - Protein Structure and Molecular Enzymology. 1429, 1, p. 93-101 9 p.

Resultado de la investigación: Article

Phosphoenolpyruvate

Yeast

Adenosine

Saccharomyces cerevisiae

Nucleotides

23 Citas (Scopus)

Interactions in the antinociceptive effect of tramadol in mice: An isobolographic analysis

Pinardi, G., Pelissier, T. & Miranda, H. F., 1998, En : European Journal of Pain. 2, 4, p. 343-350 8 p.

Resultado de la investigación: Article

Tramadol

Analgesics

Cyproheptadine

Pain

Clomipramine

22 Citas (Scopus)

Kinetics and Mechanism of the Photosensitized Oxidation of Furosemide

Zanoccot, A. L., Günther S., G., Lemp M., E., De La Fuente, J. R. & Pizarro U., N., oct 1998, En : Photochemistry and Photobiology. 68, 4, p. 487-493 7 p.

Resultado de la investigación: Article

Furosemide

Oxidation

oxidation

Kinetics

kinetics

53 Citas (Scopus)

Linoleic acid-induced activity of plant uncoupling mitochondrial protein in purified tomato fruit mitochondria during resting, phosphorylating, and progressively uncoupled respiration

Jarmuszkiewicz, W., Almeida, A. M., Sluse-Goffart, C. M., Sluse, F. E. & Vercesi, A. E., 25 dic 1998, En : Journal of Biological Chemistry. 273, 52, p. 34882-34886 5 p.

Resultado de la investigación: Article

Plant Proteins

Mitochondria

Mitochondrial Proteins

Linoleic Acid

Lycopersicon esculentum

24 Citas (Scopus)

Metabolism of uridine 5′-diphosphate-glucose in golgi vesicles from pea stems

Neckelmann, G. & Orellana, A., 1998, En : Plant Physiology. 117, 3, p. 1007-1014 8 p.

Resultado de la investigación: Article

Uridine Diphosphate Glucose

uridine

Peas

peas

glucose

7 Citas (Scopus)

Mutaciones del gen supresor de tumor p53 en adenocarcinoma gástrico

Aranda L, M., Náquira V, N., Karque O, R., Mendoza V, H., Sepúlveda T, C. & Silva Z, C., 1 may 1998, En : Revista Medica de Chile. 126, 5, p. 525-532 8 p.

Resultado de la investigación: Article

Suppressor Genes

p53 Genes

Stomach

Adenocarcinoma

Codon

144 Citas (Scopus)

N-linked glycosylation of the thyroid Na⁺/I^- symporter (NIS). Implications for its secondary structure model

Levy, O., De la Vieja, A., Ginter, C. S., Riedel, C., Dai, G. & Carrasco, N., 28 ago 1998, En : Journal of Biological Chemistry. 273, 35, p. 22657-22663 7 p.

Resultado de la investigación: Article

Glycosylation

Symporters

Model structures

Thyroid Gland

Amino Acids

71 Citas (Scopus)

Norplant® consensus statement and background review

Fraser, I. S., Tiitinen, A., Affandi, B., Brache, V., Croxatto, H. B., Diaz, S., Ginsburg, J., Gu, S., Holma, P., Johansson, E., Meirik, O., Mishell, D. R., Nash, H. A., Von Schoultz, B. & Sivin, I., ene 1998, En : Contraception. 57, 1, p. 1-9 9 p.

Resultado de la investigación: Review article

Levonorgestrel

Family Planning Services

Contraceptive Agents

Contraception

Counseling

49 Citas (Scopus)

PACE analysis of the heteroduplexes formed between PCR-amplified 16S rRNA genes: Estimation of sequence similarity and rDNA complexity

Espejo, R. T., Feijóo, C. G., Romero, J. & Vásquez, M., 1 ene 1998, En : Microbiology. 144, 6, p. 1611-1617 7 p.

Resultado de la investigación: Article

Heteroduplex Analysis

Ribosomal DNA

rRNA Genes

Polymerase Chain Reaction

Phylogeny

PAGE analysis of the heteroduplexes formed between PCR-amplified 16S rRNA genes: estimation of sequence similarity and rDNA complexity.

Espejo, R. T., Feijóo, C. G., Romero, J. & Vásquez, M., jun 1998, En : Microbiology (Reading, England). 144

Resultado de la investigación: Article

Heteroduplex Analysis

Ribosomal DNA

rRNA Genes

Polymerase Chain Reaction

Phylogeny

11 Citas (Scopus)

Petrologie et geochimie des basaltes de Murta: Une eruption sous-glaciaire dans les Andes patagoniennes (46°lat. S.), Chili. Relation avec la subduction de la ride du Chili

Demant, A., Belmar, M., Hervé, F., Pankhurst, R. J. & Suárez, M., dic 1998, En : Comptes Rendus de l'Academie de Sciences - Serie IIa: Sciences de la Terre et des Planetes. 327, 12, p. 795-801 7 p.

Resultado de la investigación: Article

Petrology

Basalt

Geochemistry

basalt

geochemistry

37 Citas (Scopus)

Piezoelectricity in ferroelectric thin films: Domain and stress issues

Trolier-McKinstry, S., Shepard, J. F., Lacey, J. L., Su, T., Zavala, G. & Fendler, J., 1 ene 1998, En : Ferroelectrics. 206-207, 1 -4; 1-2, p. 381-392 12 p.

Resultado de la investigación: Conference article

Ferroelectric thin films

piezoelectricity

Piezoelectricity

thin films

grain size

44 Citas (Scopus)

Radial velocities of globular clusters in the giant elliptical galaxy NGC 1399

Minniti, D., Kissler-Patig, M., Goudfrooij, P. & Meylan, G., ene 1998, En : Astronomical Journal. 115, 1, p. 121-129 9 p.

Resultado de la investigación: Article

elliptical galaxies

globular clusters

radial velocity

radii

galaxies